我国儿童乙型肝炎疫苗接种率分析与评价

为对我国乙型肝炎疫苗接种率进行评价，笔者分析了全国以乡为单位儿童免疫接种率达到８５％目标审评乙型肝炎疫苗接种率资料，结果表明我国１９９４年出生的儿童全程接种（三针）乙型肝炎疫苗接种率为５０．６％，９５％可信限为５０．４％～５０．８％。各省间调查接种率差异很大，接种率在８５％以上的省有７个；５０％～８４％有８个；３０％～５０％有７个，超过全国平均水平的省有１３个。城镇儿童接种率为９１．３％，农村为４４．６％，城镇高于农村。影响乙肝疫苗接种单因素及Ｌｏｇｉｓｔｉｃ逐步回归多因素分析结果显示，居住在城镇、平原地区、参加计免保偿、发过常规免疫接种证、看护人具有基本防病知识的儿童乙肝疫苗接种率相对较高

Analysis on the coverage of hepatitis B(HB) vaccine in Chinese children

In order to evaluate the coverage of HB vaccine,the data of the third 85% national immunization coverage reiew was analyzed.Among the children born in 1994,the full immunization(3 doses) coverage of HB vaccine was,on the average,50.6%(with 95% confidence interval between 50.4% and 50.8%).It was shown that the coverage of HB vaccine was different in different provinces.The coverage was higher than 85% in 7 provinces,50-84% in 8 provinces and 30-50% in 7 provinces.There were 13 provinces in which the coverage was higher than the average 50.6%.The coverage was 91.3% in urban area and 44.6% in rural area (P<0.00001).In order to identify the factors which influence the coverage,multiple logistic regression analysis was used.It was shown that the following factors might be related to the higher coverage:urban area,plain area,population holding immunization insurance contract,having immuniztion cards and the basic knowledge of diseases prevention in caretakers.